2.
Number of foci and necrotic cardiac myocytes × 100 mm2±S.E. in rats following intraperitoneal injection of 3 mg/kg of norepinephrine
| Groups | Total rats | Number | Percentage | ||||
|---|---|---|---|---|---|---|---|
| Sacrificed | Foci | Myocytes | Apoptosis % | ||||
| 1 hr | 5 | 205 ± 73 | 1424 ± 1121 | 3 ± 1 | |||
| 4 hrs | 5 | 163 ± 35 | 2616 ± 710 | 3 ± 2 | |||
| 8 hrs | 5 | 150 ± 77 | 2388 ± 1047 | 12 ± 8 | |||
| 1 day | 5 | 110 ± 30 | 944 ± 281 | 38 ± 18 | |||
| 2 days | 5 | 145 ± 86 | 924 ± 653 | 45 ± 17 | |||
| 10 days | 5 | 204 ± 20 | 3645 ± 714 | 60 ± 18 | |||
| 30 days | 5 | 194 ± 31 | 2161 ± 228 | 70 ± 13 | |||
| Grand total | 35 | 167 ± 20 | 2015 ± 272 | 33 ± 11 | p < 0.0001 | ||
| Dead spontaneously | |||||||
| <1 hr | 11 | 33 ± 19 | 96 ± 68 | 3 ± 1 | |||
| 1–5 hrs | 13 | 17 ± 34 | 35 ± 12 | 3 ± 2 | |||
| Grand total | 24 | 25 ± 10 | 66 ± 35 | 3 ± 1.5 | |||
| Controls | 5 | 75 ± 34 | 382 ± 105 | 3 ± 1 | |||